Get your "little man" ready to rock in Old Navy baby rock t-shirts. Discover cute long-sleeve t-shirts with memorable graphics. He will look adorable in an Old Navy baby rock t-shirt. Find the size to fit your newborn or your toddler in sizes 6-12 months to 5T. These baby rock t-shirts will definitely become a favorite "hand-me-down" for all your kids, relative and friends. The durability and price of Old Navy's baby rock t-shirts are an added touch any mom or dad can appreciate.